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Find the rate of the discount of a $12 99 novel on sale for $5.50

User Erdemus
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1 Answer

2 votes

In order to find the rate of discount, calculate what is the associated percentage of 5.50 related to 12.99, just as follow:

(5.50/12.99)(100) = 42.34

5.50 is the 42.34% of 12.99.

Hence, the discount was 100% - 42.34% = 57.65%

User Celestial
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